Acta Pharmaceutica Sinica B (Sep 2013)

A new megastigmane from fresh roots of Rehmannia glutinosa

  • Weisheng Feng,
  • Yanyan Lv,
  • Xiaoke Zheng,
  • Yanli Zhang,
  • Yangang Cao,
  • Yuanyuan Pei

DOI
https://doi.org/10.1016/j.apsb.2013.07.001
Journal volume & issue
Vol. 3, no. 5
pp. 333 – 336

Abstract

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A new megastigmane, rehmamegastigmane (1), together with eighteen known compounds lariciresinol (2), lariciresinol-4′-O-β-d-glucopyranoside (3), hierochin D (4), yemuoside YM1 (5), darendoside B (6), decaffeoylacteoside (7), jionoside B1 (8), catalpol (9), ajugol (10), 6-O-vanilloylajugol (11), 6-O-E-feruloylajugol (12), rehmapicroside (13), rehmapicrogenin (14), 3-methoxy-2,6,6-trimethylcyclohexane-1-enecarboxylic acid (15), vanillic acid (16), hydroferulic acid (17), threo-1-(4-hydroxy-3-methoxyphenyl)-1,2,3-propanetriol (18), p-hydroxyphenylethyl alcohol (19) was isolated from the fresh roots of Rehmannia glutinosa. Compounds 2–6 and 16–18 were isolated from this plant for the first time.

Keywords